L72.12
BillableTrichodermal cyst
Trichodermal cyst
Coding Notes
Inclusion Terms
Alternative clinical terms for this condition
- Trichilemmal (proliferating) cyst
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
- •certain conditions originating in the perinatal periodP04-P96
- •certain infectious and parasitic diseasesA00-B99
- •complications of pregnancy, childbirth and the puerperiumO9A)O00
- •congenital malformations, deformations, and chromosomal abnormalitiesQ00-Q99
- •endocrine, nutritional and metabolic diseasesE00-E88
- •lipomelanotic reticulosisI89.8
- •neoplasmsC00-D49
- •symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classifiedR00-R94
- •systemic connective tissue disordersM30-M36
- •viral wartsB07
Related Codes(1)
Also Known As / Clinical Terms(71)
SNOMED CT
- Congenital leuconychia47139007
- Congenital leukonychia47139007
- Neoplasm of uncertain behavior of skin of scalp95078008
- Neoplasm of uncertain behaviour of skin of scalp95078008
- Proliferating pilar tumor of scalp109253006
- Proliferating pilar tumour of scalp109253006
- Proliferating trichilemmal cyst of scalp109253006
- Follicular isthmus cyst254677004
- Isthmus catagen cyst254677004
- Pilar cyst254677004
- Trichilemmal cyst254677004
- Proliferating pilar cyst254678009
- Proliferating trichilemmal cyst254678009
- Leukonychia totalis763792009
- FLOTCH syndrome774065001
- Leukonychia totalis, trichilemmal cysts, ciliary dystrophy syndrome774065001
UMLS
- PTTC2959585
- Pilar CystC2959585
- Pilar TumorC2959585
- Pilar cystC2959585
- Pilar tumorC2959585
- Pilar tumor (morphologic abnormality)C2959585
- Pilar tumourC2959585
- Proliferating Pilar TumorC2959585
- Proliferating Trichilemmal CystC2959585
- Proliferating Trichilemmal TumorC2959585
- Proliferating Tricholemmal TumorC2959585
- Proliferating pilar cystC2959585
- Proliferating pilar cyst (disorder)C2959585
- Proliferating pilar tumorC2959585
- Proliferating pilar tumourC2959585
- Proliferating trichilemmal cystC2959585
- Proliferating trichilemmal tumorC2959585
- Proliferating trichilemmal tumor (morphologic abnormality)C2959585
- Proliferating trichilemmal tumourC2959585
- Proliferating tricholemmal cystC2959585
- Trichilemmal (proliferating) cystC2959585
- pilar tumorC2959585
- pilar tumorsC2959585
- proliferating trichilemmal cystC2959585
- Trichodermal cystC1394443
Clinical Terms
- Proliferating Trichilemmal Tumor
- Proliferating tricholemmal cyst
- Proliferating Tricholemmal Tumor
- Proliferating pilar tumor of scalp
- Follicular isthmus cyst
- Proliferating pilar tumour of scalp
- Pilar tumor
- PTT
- Isthmus catagen cyst
- Trichilemmal (proliferating) cyst
- Congenital leuconychia
- Trichilemmal cyst
- Proliferating trichilemmal cyst of scalp
- Pilar cyst
- Neoplasm of uncertain behavior of skin of scalp
- Pilar tumour
- pilar tumors
- Proliferating Trichilemmal Cyst
- Proliferating pilar tumor
- FLOTCH syndrome
- Congenital leukonychia
- Proliferating pilar cyst
- Proliferating pilar tumour
- Leukonychia totalis, trichilemmal cysts, ciliary dystrophy syndrome
- Proliferating pilar cyst (disorder)
- Neoplasm of uncertain behaviour of skin of scalp
- Proliferating trichilemmal tumour
- Leukonychia totalis
- Pilar tumor (morphologic abnormality)
- Proliferating trichilemmal tumor (morphologic abnormality)
Frequently Asked Questions
What is the ICD-10 code for trichodermal cyst?
The ICD-10-CM code for trichodermal cyst is L72.12. The full clinical description is "Trichodermal cyst". L72.12 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code L72.12 mean?
ICD-10-CM code L72.12 represents “Trichodermal cyst”. It is classified under Chapter 12: Diseases of the Skin and Subcutaneous Tissue and is a billable/specific code that can be used on a claim.
Is L72.12 a billable code?
Yes, L72.12 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is L72.12 in?
L72.12 is in Chapter 12: Diseases of the Skin and Subcutaneous Tissue (codes L00-L99).
What codes cannot be used with L72.12?
L72.12 has Excludes1 notes indicating codes that cannot be used together with it, including: congenital malformations of integument (Q84.-).
What SNOMED CT codes does L72.12 map to?
L72.12 maps to 7 SNOMED CT concepts: 47139007, 774065001, 254677004, 763792009, 95078008, and 2 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for L72.12?
L72.12 is linked to 2 UMLS Concept Unique Identifiers: C2959585, C1394443. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does L72.12 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like trichodermal cyst affect a person's functioning: body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of L72.12?
There is no direct ICD-11 mapping available for L72.12 in the WHO crosswalk tables. This may mean the concept is classified differently in ICD-11. Use the ICD-10 to ICD-11 converter to search for related codes.
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.